Salvo Tringali

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4 Answers

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8	Proof skew-symmetric matrix $A$ exhibits $\vec{x}^T A \vec{x} = 0$
5	Is there a name for this identity involving series?
2	Prove or disprove an equation about Euler's $\phi$ function
0	Finding an orthogonal basis for an inner product space $\mathbf{P}_2$

375 Reputation

+20	Proof skew-symmetric matrix $A$ exhibits $\vec{x}^T A \vec{x} = 0$
+65	Is there a name for this identity involving series?
+30	Correspondences between Borel algebras and topological spaces
+5	Locally Lipschitz implies Lipschitz under equivalent metrics?

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4 Questions

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21	Correspondences between Borel algebras and topological spaces
6	Locally Lipschitz implies Lipschitz under equivalent metrics?
4	Powers of a densely-defined bounded linear operator
1	Neumann series in an incomplete normed algebra

15 Tags

8 linear-algebra × 2	0 functional-analysis × 2
8 matrices	0 operator-theory × 2
5 sequences-and-series	0 general-topology
5 terminology	0 descriptive-set-theory
2 elementary-number-theory	0 normed-spaces

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$Mathematics Stack Exchange$

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